Donnerstag.ai
SeedFrankfurt, GermanyNov 2025
Donnerstag.ai raised €4.3M in a Seed round in Nov 2025. The company is based in Frankfurt, Germany. Investors in the round: Crestone VC, QED Investors, Speedinvest. Data as of Nov 2026.
Amount raised
€4.3M
€4,300,000
Native amount
4,300,000 EUR
Stage
Seed
seed
Investors
3
Provenance & confidence
High confidenceAmount
Reported in EUR — no conversion. €4.3M
High confidence
Confidence is the weaker of amount-FX and source evidence (the cascade rule). See methodology.
Investors in this round
3 namedDate
Nov 2025
Round type
seed
Amount (EUR)
€4.3M
Other rounds
same companyThis is the company's only recorded round.